| Hazard | All SNEC | Adenocarcinoma | Squamous cell carcinoma | Other histotypes | |||||
| Cases (n = 113) | Controls (n = 336) | Adjusted odds ratios | Cases (n = 53) | Adjusted odds ratios | Cases (n = 37) | Adjusted odds ratios | Cases (n = 23) | Adjusted odds ratios | |
| No | No | OR (95% CI) | No | OR (95% CI) | No | OR (95% CI) | No | OR (95% CI) | |
| Arsenic | 6 | 7 | 2.2 (0.69 to 6.69) | 1 | 0.64 (0.08 to 5.42) | 3 | 5.2 (1.20 to 22.20)* | 2 | 3.2 (0.59 to 17.26) |
| Wood dust | 50 | 22 | 11.4 (6.29 to 20.74)*** | 41 | 58.6 (23.74 to 144.8)*** | 2 | 0.85 (0.19 to 3.83) | 7 | 5.5 (1.99 to 15.24)*** |
| Leather dust | 9 | 2 | 14.4 (3.03 to 68.87)*** | 7 | 26.6 (5.09 to 139.0)*** | 1 | 5.0 (0.44 to 56.83) | 1 | 6.3 (0.54 to 73.09) |
| Nickel | 3 | 0 | 0 | 0 | 3 | ||||
| Chromium | 3 | 3 | 2.8 (0.55 to 14.06) | 1 | 2.1 (0.22 to 21.1) | 0 | 2 | 9.2 (1.40 to 60.13)* | |
| PAHs | 19 | 72 | 0.65 (0.37 to 1.15) | 6 | 0.38 (0.15 to 0.94)* | 9 | 1.2 (0.54 to 2.81) | 4 | 0.66 (0.21 to 2.05) |
| Welding fumes | 17 | 27 | 2.0 (1.00 to 3.82)* | 6 | 1.3 (0.52 to 3.52) | 9 | 4.1 (1.66 to 10.13)** | 2 | 1.0 (0.22 to 4.66) |
| Oil mists | 10 | 39 | 0.66 (0.32 to 1.40) | 3 | 0.39 (0.11 to 1.33) | 5 | 1.2 (0.43 to 3.39) | 2 | 0.63 (0.14 to 2.84) |
| Formaldehyde | 7 | 5 | 4.3 (1.32 to 14.10)* | 6 | 9.5 (2.62 to 34.20)*** | 0 | 1 | 3.7 (0.38 to 36.53) | |
| Flour dust | 3 | 12 | 0.68 (0.19 to 2.48) | 1 | 0.46 (0.06 to 3.68) | 2 | 1.6 (0.34 to 7.43) | 0 | |
| Cocoa powder | 1 | 1 | 4.2 (0.25 to 70.53) | 0 | 1 | 9.6 (0.56 to 164.8) | 0 | ||
| Silica | 7 | 34 | 0.50 (0.21 to 1.19) | 4 | 0.57 (0.19 to 1.70) | 2 | 0.51 (0.12 to 2.28) | 1 | 0.32 (0.04 to 2.52) |
| Coal dust | 2 | 7 | 0.67 (0.14 to 3.32) | 1 | 0.64 (0.08 to 5.42) | 0 | 1 | 1.5 (0.17 to 13.0) | |
| Textile dusts | 12 | 31 | 1.4 (0.68 to 2.97) | 6 | 1.9 (0.70 to 5.10) | 2 | 0.52 (0.12 to 2.34) | 4 | 2.8 (0.84 to 9.42) |
| Acid mists | 6 | 10 | 1.7 (0.61 to 4.90) | 2 | 1.3 (0.27 to 6.27) | 0 | 4 | 6.3 (1.75 to 22.49)** | |
| Paint mists | 15 | 15 | 3.2 (1.47 to 6.76)** | 11 | 5.3 (2.23 to 12.64)*** | 2 | 1.2 (0.26 to 5.46) | 2 | 2.0 (0.43 to 9.75) |
| Organic solvents | 44 | 42 | 4.3 (2.62 to 7.20)*** | 29 | 8.2 (4.32 to 15.72)*** | 5 | 1.1 (0.39 to 2.91) | 10 | 5.7 (2.28 to 14.21)*** |
*p⩽0.05.
**p⩽0.01.
***p⩽0.001.
PAH, polycyclic aromatic hydrocarbon.